... ,S580 provided 3.OEM service available Howo transmission/ mercedes benz gearbox/ volvo transmission/Yutong Bus Manual Transmission Gearbox QJ805 ... , such as gearbox housing, casting, flange, gear shaft, main shaft, input shaft, synchronizer body, clutch body, synchronizer ring, sliding ... sliding pad, sliding bow, washer, pressure pieces/block, shaft, shaft seal, ect.3. OEM Service: Owing to our R ...